Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8367277 | Method for producing a multi-layer body, and multi-layer body | Ludwig Brehm, Rene Staub, Achim Hansen, Heinrich Wild | 2013-02-05 |
| 7862880 | Film comprising a polymer layer | Haymo Katschorek, Andreas Schilling | 2011-01-04 |
| 7771629 | Method and film system for producing a personalised, optically variable element | Haymo Katschorek, Werner Reinhart | 2010-08-10 |
| 7511796 | Film and optical anti-counterfeiting element | Haymo Katschorek | 2009-03-31 |
| 7476493 | Exposure station for film webs | Haymo Katschorek | 2009-01-13 |
| 6476277 | Process for preparing hydroxyaromatics | Bernd Vogel, Elias Klemm, Jochen Heller, Jörg Reiser | 2002-11-05 |